Illustration Photo: Antarctic krill, Euphausia superba. The small front appendages are used for raking tiny bits of algae from ice. The green mass in the photo is the hepatopancreas, and bioluminescent (light-emitting) organs are visible at the base of the eyestalk and thorax. (credits: Dr. Wayne Trivelpiece / NOAA NMFS SWFSC Antarctic Marine Living Resources (AMLR) Program / Flickr Creative Commons Attribution 2.0 Generic (CC BY 2.0))

Illustration Photo: Antarctic krill, Euphausia superba. The small front appendages are used for raking tiny bits of algae from ice. The green mass in the photo is the hepatopancreas, and bioluminescent (light-emitting) organs are visible at the base of the eyestalk and thorax. (credits: Dr. Wayne Trivelpiece / NOAA NMFS SWFSC Antarctic Marine Living Resources (AMLR) Program / Flickr Creative Commons Attribution 2.0 Generic (CC BY 2.0))

Illustration Photo: The Long Island Solar Farm (LISF) is a 32-megawatt solar photovoltaic power plant built through a collaboration including BP Solar, the Long Island Power Authority (LIPA), and the Department of Energy. (credits: Brookhaven National Laboratory / Flickr Creative Commons Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0))

Illustration Photo: The Long Island Solar Farm (LISF) is a 32-megawatt solar photovoltaic power plant built through a collaboration including BP Solar, the Long Island Power Authority (LIPA), and the Department of Energy. (credits: Brookhaven National Laboratory / Flickr Creative Commons Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0))